MILK

http://www.menshealth.com/mhlists/dairy_products/Skim_or_Whole.php#
http://www.menshealth.com/mhlists/stay_fit_during_travel/
http://www.menshealth.com/mhlists/Chemical-Free-Mood-Boosters/
http://www.menshealth.com/mhlists/mental_skills_for_endurance/index.php?cm_mmc=BellyOffNL-_-2009_10_07-_-HTML-_-1